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Energy recovery from waste in India:an evidence-based analysis

TLDR
In this paper, the authors identify how waste-to-energy practices in India can be improved by gathering and evaluating empirical evidence from three case study plants: an incinerator, a gasification plant and a plant co-firing waste with coal, and conclude with recommendations for delivery contracts, financial incentives and regulations on dumpsites, ash disposal and stack emission measurements.
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This article is published in Sustainable Energy Technologies and Assessments.The article was published on 2017-06-01 and is currently open access. It has received 35 citations till now. The article focuses on the topics: Waste-to-energy & Waste collection.

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Citations
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Circular economy practices within energy and waste management sectors of India: A meta-analysis.

TL;DR: Analysis of the linkages between circular economy (CE) and sustainable development (SD) by examining the role of renewable energy and waste management sectors in CE combined with policy setup and enabling frameworks boosting the influx of circularity principles in the Indian context revealed that research dedicated towards energy recovery from waste in India lacks integration with SD.
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A review on organic waste to energy systems in India.

TL;DR: A realistic scenario of WtE technologies and their challenges in line with the existing Indian condition is presented in this paper and different substrates are utilized through various technological options in India.
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Anaerobic digestion of biowastes in India: Opportunities, challenges and research needs.

TL;DR: It is found that the multi-facetted value propositions of AD - including biowaste treatment, energy and fertilizer products - have only been partially tapped due to the exclusive focus on biogas, and the new sector policies provide important enabling factors for change.
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Policy recommendations for enabling transition towards sustainable agriculture in India

TL;DR: In this paper, the authors focus on assessing the major social and environmental challenges affecting agriculture in India, while evaluating the potential of efficient policy restructure in boosting growth within this sector, and propose an umbrella policy (national policy on Eco-Agri-food systems) for sustainable management of the country's entire agricultural value chain.
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Municipal Solid Waste Management and Adverse Health Outcomes: A Systematic Review

TL;DR: A systematic review of recently published literature to update and expand the epidemiological evidence on the association between municipal solid waste management practices and resident populations' health risks was conducted by as mentioned in this paper.
References
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What a Waste : A Global Review of Solid Waste Management

TL;DR: In this paper, the authors estimate that the amount of municipal solid waste (MSW) generated by urban populations is growing even faster than the rate of urbanization and that by 2025 this will likely increase to 4.3 billion urban residents.
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Solid waste management challenges for cities in developing countries

TL;DR: In this article, a combination of methods was used in order to assess the stakeholders and the factors influencing the performance of waste management in the cities, in more than thirty urban areas in 22 developing countries in 4 continents.
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Municipal solid waste management in Indian cities – A review

TL;DR: In the present study, an attempt has been made to provide a comprehensive review of the characteristics, generation, collection and transportation, disposal and treatment technologies of MSW practiced in India.
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Co-firing of coal and biomass fuel blends

TL;DR: In this article, a review of the literature on co-firing of coal with biomass fuels is presented, where the term biomass includes organic matter produced as a result of photosynthesis as well as municipal, industrial and animal waste material.
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Municipal solid waste (MSW) as a renewable source of energy: Current and future practices in China

TL;DR: The major challenges in expanding WTE incineration in China are discussed, namely, high capital and operational costs, equipment corrosion, air pollutant emissions, and fly ash disposal.
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Frequently Asked Questions (20)
Q1. What are the contributions in "Energy recovery from waste in india: an evidence-based analysis" ?

Thus, this study set out to identify how WtE practices in India can be improved by gathering and evaluating empirical evidence. Local government officers, industry practitioners and academics involved in waste management in India were consulted, and quantitative data were collected on three case study plants: an incinerator, a gasification plant and a plant cofiring waste with coal. The major problem with WtE in India has typically been perceived to be poor source segregation ; however, the case study plants highlight that severe contamination has been occurring during transport and storage. 

Having surveyed stakeholders in the field of WtE and evaluated operational plants in India, a number of recommendations are made to guide future policies and make WtE a viable option for India: 1. Introduce contracts for waste collections and deliveries With only 70 % of MSW being collected in India there is scope for significant improvement ( Unnikrishnan and Singh, 2010 ). 

Collaboration and communication among central governments, ULBs and plant operators is needed to reduce contamination and improve source segregation. 

low labour costs and fewer flue gas treatment processes have resulted in the capital cost of WtE plants in India being relatively low. 

incineration and gasification have been considered to be more promising than RDF for the thermochemical disposal of MSW in India (Nixon et al., 2013b), integrated material recovery facilities, composting, incineration and landfilling would likely provide the greatest environmental benefits (Erses Yay, 2015). 

In urban areas of India, the land required for landfill is approximately 1240 hectares per year and the majority of dumpsites are over their capacity. 

3. Improve education, public awareness and participationBetter awareness of handling MSW from the public will improve source segregation and reduce open dumping. 

Other issues such as inadequate collections, the high cost of WtE, lack of expertise and minimal characterisation data were only raised by a small number of8  participants. 

The recent growth in these countries has been spurred by an improved awareness of the hazards and environmental impacts associated with MSW, and increasing energy and land requirements (Yang et al., 2013). 

Kalyani and Pandey (2014) suggested that MSW processing plant closures have been due to a lack of logistical planning and financing. 

Fly ash in the UK is typically combined with air pollution control residues and sent to hazardous landfill or used for acid waste neutralisation. 

2. Control and regulate storage sites to reduce contamination20  Primary waste collection methods in India are variable and depend on the location. 

There is also a lack of heavy metal emissions monitoring at the plants in India; heavy metal emission limits specified by the WID are in the region of 0.05-0.5 mg/m3. 

Receive gate fee that correlates to the £85/t landfill tax ofO pera tiona l Staff80 staff plus staff at dumping ground - 80 full time staff and 120 part time workers - 70 staff Deliveries MSW collected from 3 dumpsites used by 12 local municipalities Have RDF processing plants at these 3 dumpsites Feedstocks include: 10% Coal, 5% Cotton stalk, saw dust, etc. 40% Rice husk, 35% MSW, 10% RDF MSW delivered by Pune Municipal Corporation Waste is collected for free from New Delhi Municipal Corporation (NDMC), but the plant operators have to pay for the logistics. 

Although attempts to improve MSW management in India have been made (e.g. the introduction in 2000 of the MSW Management and Handling Rules), Indian cities are still unable to comply with regulations, and the situation is being exacerbated by rapid urbanisation and population growth (Talyan et al., 2008). 

the group discussion sessions and evaluations of the case study plants highlighted that contamination of MSW, once it has left its source, is also a major problem in India. 

18  The survey results were interesting as they suggested that both industry and government stakeholders perceived the major challenge regarding waste-to-energy in India to be the lack of source segregation and public participation. 

Eight participants believed that new technologies needed to be developed that could effectively process India’s variable and high moisture and inert content waste. 

There is a pressing need in India to make waste-to-energy projects more viable, and this study identified some of the main issues and barriers that have prevented their greater deployment21  in India. 

The World Energy Council (2013) reported that the Asia-Pacific region is the fastest growing market (in terms of market size) for waste-to-energy (WtE) and that this is due to developments in China and India.